Regulations

NR 812 rule changes

The rule change to provide for the use of Type IL cement in the grouting and sealing of wells was approved by the Wisconsin Natural Resources Board on May 17, 2023, and became effective on Nov. 1, 2023.

Information for private well owners

Private wells are wells that are not part of a public water supply. Private wells have fewer than 15 connections and serve fewer than 25 people. They are usually wells that serve a single home or farmhouse. Unlike public water systems, protection…

Information for drillers and pump installers

This page contains information and resources for well drillers, heat exchange drillers and pump installers. NewsBits Archives of NewsBits - an electronic newsletter for Wisconsin drillers and installers.

Tools for Adaptive Management and Water Quality Trading

Subscribe to phosphorus rule updates The following resources may assist you in developing adaptive management and water quality trading plans.

Statewide Phosphorus Multi-Discharger Variance

Eligibility County resources Implementation --> The multi-discharger variance (MDV) for phosphorus extends the timeline for complying with low-level phosphorus limits. In exchange, point sources commit to step-wise reductions of phosphorus…

Wisconsin's Phosphorus Rule

Overview Phosphorus has long been recognized as the controlling factor in plant and algae growth in Wisconsin lakes and streams. Small increases in phosphorus can fuel substantial increases in aquatic plant and algae growth, which in turn can…

Wisconsin's Water Quality Trading

Project Maps Find adaptive management and water quality trading projects around the state. Overview Overview USGS Gage Station-->

Wastewater State Statutes and Codes

The following list highlights the Wisconsin state statutes and administrative codes most applicable to the wastewater program. All state statutes and administrative codes can be found online in the Wisconsin State Legislature document registry [exit…

Final decisions on variances pending EPA approval

Regulation of Wastewater Discharges

In 1972, the United States Congress passed the Federal Water Act. The law authorized the U.S. EPA to delegate certain water pollution control responsibilities to any state that could demonstrate the necessary levels of expertise and authority to…